This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A161916 #4 Mar 30 2012 18:52:53 %S A161916 3,1,2,2,3,1,3,1,3,1,2,2,3,1,2,2,3,1,2,2,3,1,3,1,3,1,2,2,3,1,3,1,3,1, %T A161916 2,2,3,1,3,1,3,1,2,2,3,1,2,2,3,1,2,2,3,1,3,1,3,1,2,2,3,1,2,2,3,1,2,2, %U A161916 3,1,3,1,3,1,2,2,3,1,2,2,3,1,2,2,3,1,3,1,3,1,2,2,3,1,3,1,3,1,2,2,3,1,3,1,3,1 %N A161916 The smallest k such that A010060(n+k)=A010060(n). %C A161916 Each entry is 1, 2 or 3, associated with positions registered in A079523, A081706, and A161579, respectively. %Y A161916 Cf. A010060, A079523, A081706, A161879 %K A161916 nonn %O A161916 0,1 %A A161916 _Vladimir Shevelev_, Jun 22 2009 %E A161916 Definition shortened, sequence extended by _R. J. Mathar_, Nov 02 2010